package main

import ("fmt")

var g,g2 int = 100,200
var f,f2 = "xxx",100
var(
  c bool = false
  c2 string = "xxx"
)
func main(){
  c := 100
  // cannot use in global variable
  fmt.Printf("c = %d, type of c = %T\n",c,c)

  fmt.Printf("f,f2 = %s,%d \n", f,f2)

  fmt.Println("c,c2 = ",c,c2)
}
